var semaphore = DispatchSemaphore (value: 0)
let parameters = "{\"subscriberId\":\"token-1\"\n}"
let postData = parameters.data(using: .utf8)
var request = URLRequest(url: URL(string: "https://api.zotlo.com/v1/subscription/card-list?subscriberId=token1")!,timeoutInterval: Double.infinity)
request.addValue("***", forHTTPHeaderField: "AccessKey")
request.addValue("***", forHTTPHeaderField: "AccessSecret")
request.addValue("*", forHTTPHeaderField: "ApplicationId")
request.addValue("tr", forHTTPHeaderField: "Language")
request.addValue("application/json", forHTTPHeaderField: "Content-Type")
request.httpMethod = "GET"
request.httpBody = postData
let task = URLSession.shared.dataTask(with: request) { data, response, error in
guard let data = data else {
print(String(describing: error))
print(String(data: data, encoding: .utf8)!)